past participle
What is the past participle of prove? Is it proven or proved?
asked Nov 29 '12 at 13:34
David
Contributor
David
Contributor
2 answers 
According to the dictionary on my Mac, you can use either. Here's what it says:
"Usage: For complex historical reasons, prove developed two past participles: proved and proven. Both are correct and can be used more or less interchangeably: this hasn't been proved yet; this hasn't been proven yet."
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answered Nov 29 '12 at 17:23
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